| article html file updated | 6 February 2020 20:27 CET | Update | https://www.mdpi.com/2072-666X/6/7/855 |
| article html file updated | 6 May 2019 16:12 CEST | Update | N/A |
| article html file updated | 26 March 2019 06:10 CET | Update | N/A |
| article html file updated | 21 August 2015 14:35 CEST | Update | N/A |
| article html file updated | 28 July 2015 12:27 CEST | Original file | N/A |
| article xml file uploaded | 28 July 2015 12:27 CEST | Original file | https://www.mdpi.com/2072-666X/6/7/855/xml |
| article pdf uploaded. | 8 July 2015 15:13 CEST | Version of Record | https://www.mdpi.com/2072-666X/6/7/855/pdf |
